Math, asked by c34aliza, 5 months ago

Expand: (m - 3) (m + 7)

Answers

Answered by aizahvad16

3

Answer:

m^2+4m-21

Step-by-step explanation:

(m-3) (m+7)

= m(m+7)-3(m+7)

= m^2+7m-3m-21

= m^2+4m-21

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